storybook/docs/snippets/react/reuse-args-test.js.mdx

```js
// Button.test.js|jsx

import { render, screen } from '@testing-library/react';

import { composeStories } from '@storybook/react';

import * as stories from './Button.stories';

const { Primary } = composeStories(stories);

test('reuses args from composed story', () => {
  render(<Primary />);

  const buttonElement = screen.getByRole('button');
  // Testing against values coming from the story itself! No need for duplication
  expect(buttonElement.textContent).toEqual(Primary.args.label);
});
```